Controlling Display Backlight on Raspberry Pi

This is how to turn on and off backlight on Raspberry Pi for the official 7-inch touchscreen display and HDMI displays using command-line interface (CLI). I checked it with Raspberry Pi 3 B+ running Raspbian Stretch (September 2017 version) + official 7″ display / GeChic 1002 10.1″ HDMI Display.   The official 7-inch touchscreen display [1]… Continue reading “Controlling Display Backlight on Raspberry Pi”